SZMDLX USB Bluetooth 5.0 Transmitter Receiver 4 in 1, Portable Wireless Audio Transmitter/Receiver, Adapter, Ideal Wireless Audio Auxiliary Adapter for Various Purposes, Plug and Play - BA41065

• 【4 in 1 transmitter receiver】 Universal Bluetooth audio adapter allows your TV and other devices to enable Bluetooth to transmit audio streams to Bluetooth headsets, or enable home stereo Bluetooth to receive wireless music streams from mobile phones and tablets . Suitable for devices with USB ports and 3.5mm ports. 【Bluetooth 5.0 + EDR】Our wireless audio adapter adopts the upgraded V5.0 + EDR technology, which can make a more stable connection with the device and reach a maximum of 50ft (15m) outdoors and 33ft (10m) indoors. *The operating range may be affected by many factors. 【Plug and play】No need to install the driver, plug and use, simple operation. When using on a computer and a car, there is no need to use a 3.5 audio cable connection, and audio signals can be transmitted directly through the USB interface. 【USB power supply】 When in use, the USB is directly powered, and it can be used on a variety of USB devices for a long time without repeated charging, and there is no need to worry about power failure when listening to music. 【Note】 The first power-on defaults to transmit mode, and the status indicator is red and flashing quickly. Press the button once to enter the receiving mode, and the status indicator light is blue and flashes quickly. Please refer to the color of the working mode indicator (blue light: receiving mode. red light: transmission mode. flashing: pairing status. constant light: successful connection). As long as the indicator light is on, it can be used normally.